除非(fēi )你(nǐ )的主机是独立IP的,否(fǒu )则(zé )最(zuì )好不(bú )要(yào )泛(fàn )解析有危害,如果因为这些二级域名而降低权(quán )重,你的网(wǎng )站也(yě )会受影(yǐng )响设置robots并(bìng )不能消除(chú )这(zhè )些(xiē )二级域名修改DNS是(shì )可(kě )行(háng )的 独立(lì )IP主机可以设(shè )置泛解析,否则最好(hǎo )别(bié )用(yòng )泛(fàn )解(jiě )析
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